Changes

* Cinderella Castle is not made of a single brick - it is made of steel and fiberglass<ref> http://mentalfloss.com/article/19741/quick-10-10-magic-kingdom-attractions-and-their-secrets </ref>. * There are 1100 Audio-Animatronic figures in the Magic Kingdom<ref name= "lou"> http://www.wdwradio.com/2007/09/magic-kingdom-and-fun-facts/ </ref>. * The Magic Kingdom is about 107 acres<ref> http://www. themeparktourist.com/features/20140319/16954/20-fun-facts-about-disneys-magic-kingdom </ref>.  * There were about 5,000 performers on opening day of the Magic Kingdom, not including the 5000 doves that were released<ref name= "lou"/>. * The Magic Kingdom can hold up to 100,000 people<ref name= "lou"/>. * When The Magic Kingdom opened on October 1, 1971, adult admission cost just $3.50, a seven-ride attraction ticket book cost $4.75 and an 11-ride attraction ticket book cost only $5.75<ref> http://allears.net/tix/tixincrease.htm </ref>. * The opening day attractions still operating as of February 2013 are: the Walt Disney World Railroad, the Main Street Vehicles, the Country Bear Jamboree, Dumbo the Flying Elephant, the Mad Tea Party, Cinderella's Golden Carousel (Renamed Prince Charming Regal Carrousel), it's a small world, the Hall of Presidents, the Haunted Mansion, the Tomorrowland Indy Speedway, Walt Disney's Enchanted Tiki Room, the Jungle Cruise, and the Swiss Family Treehouse.*When the Magic Kingdom opened in 1971, it was the first theme park to have continuously playing ambient music on pathways between attractions<ref> http://thisdayindisneyhistory.homestead.com/disneyworldgrandopening.html </ref>. *William Windsor, Jr. and his family were officially first visitors to visit the Magic Kingdom<ref> http://allears.net/ae/issue608.htm </ref>. *According to a sign near the entrance to [[Main Street USA]], the population of the Magic Kingdom is 600,000,000. The sign was added in 1998, when the Magic Kingdom welcomed its 600 millionth guest<ref> http://www.answers.com/Q/Why_does_the_Magic_Kingdom_population_600000000 </ref>.